Federal prosecutors have made a series of requests to the Cook County assessor’s office over the past five months for records regarding the $330,000 property tax break that Gov. J.B. Pritzker got on a Gold Coast mansion — a break he got in part because the toilets were disconnected during a stalled remodeling job. As they continue an investigation prompted by a Sun-Times report in May 2017, they have asked for information including the name of every employee who, under Berrios, “worked, reviewed and/or approved” the tax break for one of the two mansions Pritzker owns on North Astor Street....